druid/docs/_bin/npm-license-helper.py

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#!/usr/bin/env python3
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import json
import re
import shutil
import sys
# Helper program for generating LICENSE contents for dependencies under web-console.
# Generates entries for MIT-licensed deps and dumps info for non-MIT deps.
# Uses JSON output from https://www.npmjs.com/package/license-checker.
if len(sys.argv) != 3:
sys.stderr.write('usage: program <license-report-path> <license-output-path>\n')
sys.stderr.write('Run the following command in web-console/ to generate the input license report:\n')
sys.stderr.write(' license-checker --production --json\n')
sys.exit(1)
license_report_path = sys.argv[1]
license_output_path = sys.argv[2]
non_mit_licenses = []
license_entry_template = "This product bundles {} version {}, copyright {},\n which is available under an MIT license. For details, see licenses/{}.MIT.\n"
with open(license_report_path, 'r') as license_report_file:
license_report = json.load(license_report_file)
for dependency_name_version in license_report:
dependency = license_report[dependency_name_version]
match_result = re.match("(.+)@(.+)", dependency_name_version)
dependency_name = match_result.group(1)
nice_dependency_name = dependency_name.replace("/", "-")
dependency_ver = match_result.group(2)
try:
licenseType = dependency["licenses"]
licenseFile = dependency["licenseFile"]
except:
print("No license file for {}".format(dependency_name_version))
try:
publisher = dependency["publisher"]
except:
publisher = ""
if licenseType != "MIT":
non_mit_licenses.append(dependency)
continue
fullDependencyPath = dependency["path"]
partialDependencyPath = re.match(".*/(web-console.*)", fullDependencyPath).group(1)
print(license_entry_template.format(dependency_name, dependency_ver, publisher, nice_dependency_name))
shutil.copy2(licenseFile, license_output_path + "/" + nice_dependency_name + ".MIT")
print("\nNon-MIT licenses:\n--------------------\n")
for non_mit_license in non_mit_licenses:
print(non_mit_license)